condition mean min max 12pM Fe,Midday 16.4966 16.4966 16.4966 12pM Fe,Midnight 8.436025 8.32806 8.54399 58pM Fe,Midday 30.6111 30.6111 30.6111 58pM Fe,Midnight 10.357442857142857 0.0 14.6505 233pM Fe,Midnight 41.908500000000004 37.6284 44.1863 1160pM Fe,Midday 4.065594285714286 2.60037 6.75312 1160pM Fe,Midnight 62.075291666666665 15.7556 129.354 High carbon,Dark 120.39543333333333 26.7227 225.195 High carbon,Light 121.23031746153846 0.216952 296.256 Low carbon,Dark 16.6564 16.6564 16.6564 Phloroglucinol 21.0456 15.9986 28.3707 Silicon starvation,12h 54.8583 54.8583 54.8583